Home / 31,551.84-47,302.77-15,748.74

Finding the Fourth Proportional to 31,551.84, 47,302.77 and 15,748.74

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Solution

The fourth proportional to 31,551.84, 47,302.77 and 15,748.74 is: 23,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,551.84 : 47,302.77 = 15,748.74 : x
  2. Step 2: Convert to fraction form
    31,551.84/47,302.77 = 15,748.74/x
  3. Step 3: Cross multiply
    31,551.84x = 47,302.77 × 15,748.74
  4. Step 4: Simplify right side
    31,551.84x = 744,959,026.01
  5. Step 5: Solve for x
    x = 744,959,026.01/31,551.84
  6. Step 6: Final answer
    x = 23,610.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.